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Finding the Fourth Proportional to 29,455.50, 44,202.69 and 10,987.50

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Solution

The fourth proportional to 29,455.50, 44,202.69 and 10,987.50 is: 16,488.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,455.50 : 44,202.69 = 10,987.50 : x
  2. Step 2: Convert to fraction form
    29,455.50/44,202.69 = 10,987.50/x
  3. Step 3: Cross multiply
    29,455.50x = 44,202.69 × 10,987.50
  4. Step 4: Simplify right side
    29,455.50x = 485,677,056.38
  5. Step 5: Solve for x
    x = 485,677,056.38/29,455.50
  6. Step 6: Final answer
    x = 16,488.50

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.